If you follow the following procedure then inshallah you will recover within three days.
1. Gargle three times with warm water.
2. Heat one cup of mustard oil with at least 20 cloves of peeled garlic and when it turns purple in color, massage it on the chest, nose, ears, palms, soles of the feet in the morning and afternoon.
3. The greatest remedy is to take a handful of tulsi leaves, clean them well and chew three times a day with a spoonful of honey and an equal amount of tulsi leaves or more of black cumin.
4. Avoid eating cold things.
5. Try to avoid smoking for at least these few days.
Inshallah you will recover in a few days.